KR102434717B1 - 가스 발생기 - Google Patents

가스 발생기 Download PDF

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Publication number
KR102434717B1
KR102434717B1 KR1020197023607A KR20197023607A KR102434717B1 KR 102434717 B1 KR102434717 B1 KR 102434717B1 KR 1020197023607 A KR1020197023607 A KR 1020197023607A KR 20197023607 A KR20197023607 A KR 20197023607A KR 102434717 B1 KR102434717 B1 KR 102434717B1
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KR
South Korea
Prior art keywords
annular
combustion chamber
igniter
opening
housing
Prior art date
Application number
KR1020197023607A
Other languages
English (en)
Korean (ko)
Other versions
KR20190141647A (ko
Inventor
고지 야마모토
미키오 야부타
Original Assignee
주식회사 다이셀
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Application filed by 주식회사 다이셀 filed Critical 주식회사 다이셀
Publication of KR20190141647A publication Critical patent/KR20190141647A/ko
Application granted granted Critical
Publication of KR102434717B1 publication Critical patent/KR102434717B1/ko

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
    • B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
    • B60R21/26—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow
    • B60R21/264—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow using instantaneous generation of gas, e.g. pyrotechnic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
    • B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
    • B60R21/26—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow
    • B60R21/264—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow using instantaneous generation of gas, e.g. pyrotechnic
    • B60R21/2644—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow using instantaneous generation of gas, e.g. pyrotechnic using only solid reacting substances, e.g. pellets, powder
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J7/00—Apparatus for generating gases
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
    • B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
    • B60R21/26—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow
    • B60R2021/26011—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow using a filter through which the inflation gas passes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
    • B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
    • B60R21/26—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow
    • B60R2021/26029—Ignitors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
    • B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
    • B60R21/26—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow
    • B60R2021/26076—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow characterised by casing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
    • B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
    • B60R21/26—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow
    • B60R21/264—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow using instantaneous generation of gas, e.g. pyrotechnic
    • B60R2021/2642—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow using instantaneous generation of gas, e.g. pyrotechnic comprising a plurality of combustion chambers or sub-chambers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
    • B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
    • B60R21/26—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow
    • B60R21/264—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow using instantaneous generation of gas, e.g. pyrotechnic
    • B60R21/2644—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow using instantaneous generation of gas, e.g. pyrotechnic using only solid reacting substances, e.g. pellets, powder
    • B60R2021/2648—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow using instantaneous generation of gas, e.g. pyrotechnic using only solid reacting substances, e.g. pellets, powder comprising a plurality of combustion chambers or sub-chambers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
    • B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
    • B60R21/26—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow
    • B60R21/263—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow using a variable source, e.g. plural stage or controlled output

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Air Bags (AREA)
  • Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
KR1020197023607A 2017-05-01 2018-04-02 가스 발생기 KR102434717B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2017091317A JP6797072B2 (ja) 2017-05-01 2017-05-01 ガス発生器
JPJP-P-2017-091317 2017-05-01
PCT/JP2018/014083 WO2018203457A1 (ja) 2017-05-01 2018-04-02 ガス発生器

Publications (2)

Publication Number Publication Date
KR20190141647A KR20190141647A (ko) 2019-12-24
KR102434717B1 true KR102434717B1 (ko) 2022-08-22

Family

ID=64017023

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020197023607A KR102434717B1 (ko) 2017-05-01 2018-04-02 가스 발생기

Country Status (6)

Country Link
US (1) US10981535B2 (ja)
JP (1) JP6797072B2 (ja)
KR (1) KR102434717B1 (ja)
CN (1) CN110573387B (ja)
DE (1) DE112018002298T5 (ja)
WO (1) WO2018203457A1 (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102622079B1 (ko) * 2018-05-29 2024-01-09 주식회사 다이셀 가스 발생기
JP7274359B2 (ja) * 2019-06-12 2023-05-16 株式会社ダイセル ガス発生器
WO2021033536A1 (ja) * 2019-08-20 2021-02-25 株式会社ダイセル ガス発生器の組立方法及びガス発生器
JP7486320B2 (ja) * 2020-01-30 2024-05-17 株式会社ダイセル ガス発生器及びガス発生器の組立方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003089338A (ja) 2000-10-31 2003-03-25 Daicel Chem Ind Ltd エアバッグ用ガス発生器及びこれを用いたエアバッグ装置
JP2003312435A (ja) 2002-04-25 2003-11-06 Daicel Chem Ind Ltd エアバッグ用ガス発生器
US20110221176A1 (en) 2008-12-03 2011-09-15 Sebastian Bierwirth Gas generator

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3968980A (en) * 1973-02-12 1976-07-13 General Motors Corporation Occupant restraint system
CN1161918A (zh) * 1995-04-22 1997-10-15 Temic拜尔-化学空气袋股份有限公司 带两个单独的燃烧室的烟火气体发生器
US6199906B1 (en) 1999-08-12 2001-03-13 Breed Automotive Technology, Inc. Dual stage pyrotechnic inflator
AU2002212694A1 (en) * 2000-10-31 2002-05-15 Daicel Chemical Industries Ltd. Gas generator for air bag and air bag device
KR20030074681A (ko) * 2000-12-26 2003-09-19 니뽄 가야쿠 가부시키가이샤 가스 발생기
US6886856B2 (en) * 2003-04-01 2005-05-03 Key Safety Systems, Inc. Dual stage inflator
US7044502B2 (en) * 2004-02-24 2006-05-16 Key Safety Systems, Inc. Dual stage pyrotechnic driver inflator
US8444179B2 (en) * 2006-12-06 2013-05-21 Trw Vehicle Safety Systems Inc. Dual stage air bag inflator
FR2927291B1 (fr) * 2008-02-07 2016-03-04 Livbag Generateur de gaz pour un dispositif de securite, dont la charge est initiee par un moyen generateur de chaleur.
US7950693B2 (en) * 2008-05-20 2011-05-31 Autoliv Asp, Inc. Dual stage inflator
JP6009997B2 (ja) * 2013-06-21 2016-10-19 株式会社ダイセル 人員拘束装置用ガス発生器
JP6282555B2 (ja) * 2014-08-01 2018-02-21 株式会社ダイセル ガス発生器
US10814828B2 (en) * 2016-08-29 2020-10-27 Daicel Corporation Gas generator
DE112017005654T5 (de) * 2016-11-10 2019-09-05 Daicel Corporation Gaserzeuger
JP6714495B2 (ja) * 2016-11-10 2020-06-24 株式会社ダイセル ガス発生器
JP6835315B2 (ja) * 2017-05-18 2021-02-24 株式会社ダイセル ガス発生器、及び収容容器
JP6946097B2 (ja) * 2017-07-21 2021-10-06 株式会社ダイセル ガス発生器

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003089338A (ja) 2000-10-31 2003-03-25 Daicel Chem Ind Ltd エアバッグ用ガス発生器及びこれを用いたエアバッグ装置
JP2003312435A (ja) 2002-04-25 2003-11-06 Daicel Chem Ind Ltd エアバッグ用ガス発生器
US20110221176A1 (en) 2008-12-03 2011-09-15 Sebastian Bierwirth Gas generator

Also Published As

Publication number Publication date
JP2018188001A (ja) 2018-11-29
US10981535B2 (en) 2021-04-20
WO2018203457A1 (ja) 2018-11-08
DE112018002298T5 (de) 2020-02-27
CN110573387B (zh) 2022-07-01
US20200231112A1 (en) 2020-07-23
CN110573387A (zh) 2019-12-13
JP6797072B2 (ja) 2020-12-09
KR20190141647A (ko) 2019-12-24

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